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Removing special chars from str flags. Leading and trailing underscores (#8972)

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are removed by r
This commit is contained in:
januschp 2017-12-19 14:57:32 +01:00 committed by Khairul Azhar Kasmiran
parent 9ac77fde8f
commit e16e1a12db
1 changed files with 30 additions and 2 deletions
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32
libr/util/name.c
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@ -27,8 +27,13 @@ R_API int r_name_check(const char *name) {
return true;
}
static inline bool is_special_char (char *name) {
const char n = *name;
return (n == 'b' || n == 'f' || n == 'n' || n == 'r' || n == 't' || n == 'v');
}
R_API int r_name_filter(char *name, int maxlen) {
int i;
int i, len;
char *oname;
if (!name) return 0;
if (maxlen < 0) {
@ -40,12 +45,35 @@ R_API int r_name_filter(char *name, int maxlen) {
*name = '\0';
break;
}
if (!r_name_validate_char (*name)) {
if (!r_name_validate_char (*name) && *name != '\\') {
*name = '_';
// r_str_ccpy (name, name+1, 0);
//name--;
}
}
while (i > 0) {
if (*(name - 1) == '\\' && is_special_char (name)) {
*name = '_';
*(name - 1) = '_';
}
if (*name == '\\') {
*name = '_';
}
name--;
i--;
}
if (*name == '\\') {
*name = '_';
}
// trimming trailing and leading underscores
len = strlen (name);
for (len; *(name + len - 1) == '_'; len--);
if (!len) { // name conists only of underscore
return r_name_check (oname);
}
for (i = 0; *(name + i) == '_'; i++, len--);
memmove (name, name + i, len);
*(name + len) = '\0';
return r_name_check (oname);
}